Quảng Ngãi weather in January

In January, Quảng Ngãi sees average daytime highs of 25°C and overnight lows near 20°C, with 128 mm of rain across 16.2 wet days and about 11.2 hours of daylight. It is the 12th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 11% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 06 min at the start of January to 11 h 18 min by month's end. Set against the rest of the year, January is Quảng Ngãi's 5th-clearest and 3rd-windiest month. For the whole year in context, see Quảng Ngãi's year-round climate.

Daytime high
25°
12th warmest
Overnight low
20°
1st coldest
Rainfall
128 mm
16.2 wet days
Daylight
11 h 12 min
6:18 AM – 5:30 PM
Cloud cover
74%
5th clearest
Wind
7 km/h
3rd windiest
Solar energy
3.57 kWh/m²
Travel score
5.7
out of 10

Quảng Ngãi is provincial city of Vietnam.

Density
1,739/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical January day in Quảng Ngãi reaches about 25°C in the afternoon and slips back to 20°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 27°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12520
22520
32520
42520
52520
62520
72520
82520
92520
102520
112520
122520
132520
142520
152520
162520
172520
182520
192520
202520
212520
222520
232520
242519
252519
262519
272519
282519
292519
302519
312519

How January really feels in Quảng Ngãi

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Quảng Ngãi weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 20°12816.211.25.7
Feb26° / 20°7110.911.56.4
Mar28° / 22°8410.511.95.9
Apr31° / 24°8012.212.34.2
May33° / 26°14218.812.72.7
Jun34° / 27°10517.612.92.4
Jul34° / 26°13218.412.82.5
Aug33° / 26°15720.512.52.5
Sep31° / 25°28624.912.12.7
Oct29° / 23°3582611.73.5
Nov27° / 22°42422.611.34.4
Dec25° / 21°3142211.14.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 76%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21783
31882
41981
51981
62080
72080
82278
92377
102377
112377
122377
132377
142575
152575
162575
172575
182476
192476
202575
212575
222575
232575
242674
252674
262773
272872
283070
293070
303169
313367

Chance of precipitation in January

Any precipitation

Quảng Ngãi gets around 128 mm of rain over 16.2 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 53% and peaks near 59% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
159
258
357
457
556
656
756
855
955
1055
1154
1254
1354
1453
1553
1652
1752
1851
1951
2051
2150
2250
2350
2450
2549
2649
2749
2849
2948
3048
3147

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the muggy band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 72% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
15205322
25205322
35205322
45205322
55205322
65205322
75205223
85205223
95205223
105205223
115215123
125215123
135215123
145215123
155225122
165225122
175225221
184235221
194245220
204245220
214255219
224265119
234265218
244275118
254275118
264275118
274285018
284285018
294284918
304284918
315284819

Wind in January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 06 min at the start of January to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over January. Sunrise moves from 6:14 AM to 6:18 AM, and sunset from 5:22 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:145:22
211.16:155:22
311.16:155:23
411.16:155:23
511.16:165:24
611.16:165:24
711.16:165:25
811.16:175:25
911.26:175:26
1011.26:175:27
1111.26:175:27
1211.26:185:28
1311.26:185:28
1411.26:185:29
1511.26:185:29
1611.26:185:30
1711.26:185:30
1811.26:195:31
1911.26:195:32
2011.26:195:32
2111.26:195:33
2211.26:195:33
2311.26:195:34
2411.36:195:34
2511.36:195:35
2611.36:195:35
2711.36:195:36
2811.36:195:36
2911.36:195:37
3011.36:195:37
3111.36:185:38

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.57 kWh/m².

For context, solar energy here swings from a low near 2.86 kWh/m² to a high of 6.17 kWh/m² in April across the year — January's 3.57 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.3Moderate
33.3Moderate
43.3Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.4Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.9Moderate
303.9Moderate
314.0Moderate
Planning a trip in January

Hazard calendar for Quảng Ngãi

In seasonPeak

In January, Quảng Ngãi sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Quảng Ngãi sits in the Pacific typhoon belt; the season peaks July–October.

Quảng Ngãi's monsoon runs September–December, when most of the year's rain falls.

Pacific typhoon
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Quảng Ngãi?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.7
Sightseeing
3rd-best month of the year
5.1
Beach & pool
4th-best month of the year

January is a reasonable time to visit Quảng Ngãi for sightseeing.

What to pack for Quảng Ngãi in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Quảng Ngãi sees daytime highs around 25°C and nights near 20°C. Pack rain gear. Worth having: light clothes. About 16 days see rain.

rain gearlight clothes

Sea temperature near Quảng Ngãi in January

The nearest coast averages about 24°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 30 km away) is warmest in August at about 30°C and coldest in February near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Refreshing
Mar24Warm
Apr26Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov27Warm
Dec25Warm

UV index in Quảng Ngãi in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Quảng Ngãi peaks around August 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 11UV 13Dec 16UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec7High

Air quality in Quảng Ngãi in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Quảng Ngãi is worst in March — around 35 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 15 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2335 µg/m³Nov 1815 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb22Moderate
Mar35Moderate
Apr34Moderate
May28Moderate
Jun23Moderate
Jul17Moderate
Aug17Moderate
Sep17Moderate
Oct17Moderate
Nov15Moderate
Dec16Moderate
Location & terrain

Where is Quảng Ngãi?

Quảng Ngãi sits at 15.1°N, 108.8°E, 13 m above sea level, in Vietnam. The nearest listed city is Mỹ Khê, 12 km away.

Hoi An

Topography around Quảng Ngãi

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Quảng Ngãi.

Within 3 km, the terrain around Quảng Ngãi has only modest variations in elevation — a maximum elevation change of 57 m around an average of 9 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 921 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,931 m.

The land around Quảng Ngãi is covered by artificial surfaces (46%) and trees (23%) within 3 km, trees (49%) and cropland (22%) within 16 km, and trees (49%) and water (42%) within 80 km.

3 km
57 m
16 km
921 m
80 km
1,931 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Mỹ Khê 12 km · Mỹ Lại 13 km · Núi Thành 37 km · Đức Phổ 39 km · Lý Sơn 45 km · Tam Kỳ 61 km · Đông Phú 87 km · Hoi An 98 km

Vietnam travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C / F
220 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,066
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
59%
of population, 2024
Homicide rate
1.5
per 100k, 2011
Road deaths
30.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 500
Religion
none 86%Catholic 6%Buddhist 6%Protestant 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Quảng Ngãi (15.1205°, 108.7923°, elevation 13 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).